high
7.5
CWE
667 400
Advisory Published
CVE Published
Advisory Published
Updated

CVE-2019-10072

First published: Fri Jun 21 2019(Updated: )

Apache Tomcat is vulnerable to a denial of service, caused by HTTP/2 connection window exhaustion on write. By failing to send WINDOW_UPDATE messages, a remote attacker could exploit this vulnerability to block threads on the server and cause a denial of service.

Credit: security@apache.org security@apache.org security@apache.org

Affected SoftwareAffected VersionHow to fix
redhat/jws5-ecj<0:4.12.0-1.redhat_1.1.el6
0:4.12.0-1.redhat_1.1.el6
redhat/jws5-javapackages-tools<0:3.4.1-5.15.11.el6
0:3.4.1-5.15.11.el6
redhat/jws5-jboss-logging<0:3.3.2-1.Final_redhat_00001.1.el6
0:3.3.2-1.Final_redhat_00001.1.el6
redhat/jws5-tomcat<0:9.0.21-10.redhat_4.1.el6
0:9.0.21-10.redhat_4.1.el6
redhat/jws5-tomcat-native<0:1.2.21-34.redhat_34.el6
0:1.2.21-34.redhat_34.el6
redhat/jws5-tomcat-vault<0:1.1.8-1.Final_redhat_1.1.el6
0:1.1.8-1.Final_redhat_1.1.el6
redhat/jws5-ecj<0:4.12.0-1.redhat_1.1.el7
0:4.12.0-1.redhat_1.1.el7
redhat/jws5-javapackages-tools<0:3.4.1-5.15.11.el7
0:3.4.1-5.15.11.el7
redhat/jws5-jboss-logging<0:3.3.2-1.Final_redhat_00001.1.el7
0:3.3.2-1.Final_redhat_00001.1.el7
redhat/jws5-tomcat<0:9.0.21-10.redhat_4.1.el7
0:9.0.21-10.redhat_4.1.el7
redhat/jws5-tomcat-native<0:1.2.21-34.redhat_34.el7
0:1.2.21-34.redhat_34.el7
redhat/jws5-tomcat-vault<0:1.1.8-1.Final_redhat_1.1.el7
0:1.1.8-1.Final_redhat_1.1.el7
redhat/jws5-ecj<0:4.12.0-1.redhat_1.1.el8
0:4.12.0-1.redhat_1.1.el8
redhat/jws5-javapackages-tools<0:3.4.1-5.15.11.el8
0:3.4.1-5.15.11.el8
redhat/jws5-jboss-logging<0:3.3.2-1.Final_redhat_00001.1.el8
0:3.3.2-1.Final_redhat_00001.1.el8
redhat/jws5-tomcat<0:9.0.21-10.redhat_4.1.el8
0:9.0.21-10.redhat_4.1.el8
redhat/jws5-tomcat-native<0:1.2.21-34.redhat_34.el8
0:1.2.21-34.redhat_34.el8
redhat/jws5-tomcat-vault<0:1.1.8-1.Final_redhat_1.1.el8
0:1.1.8-1.Final_redhat_1.1.el8
Apache Tomcat>=8.5.0<=8.5.40
Apache Tomcat>=9.0.1<=9.0.19
Apache Tomcat=9.0.0-m1
Apache Tomcat=9.0.0-m10
Apache Tomcat=9.0.0-m11
Apache Tomcat=9.0.0-m12
Apache Tomcat=9.0.0-m13
Apache Tomcat=9.0.0-m14
Apache Tomcat=9.0.0-m15
Apache Tomcat=9.0.0-m16
Apache Tomcat=9.0.0-m17
Apache Tomcat=9.0.0-m18
Apache Tomcat=9.0.0-m19
Apache Tomcat=9.0.0-m2
Apache Tomcat=9.0.0-m20
Apache Tomcat=9.0.0-m21
Apache Tomcat=9.0.0-m22
Apache Tomcat=9.0.0-m23
Apache Tomcat=9.0.0-m24
Apache Tomcat=9.0.0-m25
Apache Tomcat=9.0.0-m26
Apache Tomcat=9.0.0-m27
Apache Tomcat=9.0.0-m3
Apache Tomcat=9.0.0-m4
Apache Tomcat=9.0.0-m5
Apache Tomcat=9.0.0-m6
Apache Tomcat=9.0.0-m7
Apache Tomcat=9.0.0-m8
Apache Tomcat=9.0.0-m9
Apache Tomcat=9.0.0-milestone1
Apache Tomcat=9.0.0-milestone10
Apache Tomcat=9.0.0-milestone11
Apache Tomcat=9.0.0-milestone12
Apache Tomcat=9.0.0-milestone13
Apache Tomcat=9.0.0-milestone14
Apache Tomcat=9.0.0-milestone15
Apache Tomcat=9.0.0-milestone16
Apache Tomcat=9.0.0-milestone17
Apache Tomcat=9.0.0-milestone18
Apache Tomcat=9.0.0-milestone19
Apache Tomcat=9.0.0-milestone2
Apache Tomcat=9.0.0-milestone20
Apache Tomcat=9.0.0-milestone21
Apache Tomcat=9.0.0-milestone22
Apache Tomcat=9.0.0-milestone23
Apache Tomcat=9.0.0-milestone24
Apache Tomcat=9.0.0-milestone25
Apache Tomcat=9.0.0-milestone26
Apache Tomcat=9.0.0-milestone27
Apache Tomcat=9.0.0-milestone3
Apache Tomcat=9.0.0-milestone4
Apache Tomcat=9.0.0-milestone5
Apache Tomcat=9.0.0-milestone6
Apache Tomcat=9.0.0-milestone7
Apache Tomcat=9.0.0-milestone8
Apache Tomcat=9.0.0-milestone9
redhat/Apache Tomcat<9.0.20
9.0.20
redhat/Apache Tomcat<8.5.41
8.5.41
maven/org.apache.tomcat.embed:tomcat-embed-core>=8.5.0<8.5.41
8.5.41
maven/org.apache.tomcat.embed:tomcat-embed-core>=9.0.0.M1<9.0.20
9.0.20
IBM GDE<=3.0.0.2
debian/tomcat9
9.0.43-2~deb11u10
9.0.70-2
9.0.95-1

Remedy

pki-servlet-container does not use HTTP/2 in its default configuration.

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2019-10072?

    CVE-2019-10072 is a vulnerability in Apache Tomcat that allows clients to cause server-side threads to become exhausted.

  • What is the severity of CVE-2019-10072?

    CVE-2019-10072 has a severity rating of 5.3 (Medium).

  • Which versions of Apache Tomcat are affected by CVE-2019-10072?

    Apache Tomcat versions 9.0.0.M1 to 9.0.19 and 8.5.0 to 8.5.40 are affected by CVE-2019-10072.

  • How can I fix CVE-2019-10072?

    Update your Apache Tomcat installation to version 9.0.20 or later (for 9.x) or version 8.5.41 or later (for 8.5.x).

  • Where can I find more information about CVE-2019-10072?

    You can find more information about CVE-2019-10072 at the following references: - [CVE-2019-10072](https://www.cve.org/CVERecord?id=CVE-2019-10072) - [NVD](https://nvd.nist.gov/vuln/detail/CVE-2019-10072) - [Apache Tomcat Security](http://tomcat.apache.org/security-8.html#Fixed_in_Apache_Tomcat_8.5.41) - [Bugzilla](https://bugzilla.redhat.com/show_bug.cgi?id=1723708) - [Red Hat Security Advisory](https://access.redhat.com/errata/RHSA-2019:3931)

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